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OWTEMP(4) Device Drivers Manual OWTEMP(4)

owtemp1-Wire temperature device

owtemp* at onewire?

The owtemp driver provides support for the 1-Wire temperature sensor. The sensor possesses a single temperature value that can be accessed through the sysctl(8) interface.

The following chips are supported by the driver:

intro(4), onewire(4), sysctl(8)

The owtemp driver first appeared in OpenBSD 4.0.

The owtemp driver was written by Alexander Yurchenko <>.

July 16, 2013 OpenBSD-6.1